/ Dictionary / Index F Fort Dearborn: Meaning and Definition of Find definitions for: Fort" Dear'born Pronunciation: [key] a former U.S. fort on the site of Chicago, 1803–37. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Fort Collins Fort-de-France Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language